The Cocoon mattress by Sealy is a boxed hybrid mattress of memory foam and coil springs—and it’s the best boxed mattress we’ve tried so far.

In our bid to find a sleep solution to help us get a full eight hours slumber, we stumbled across Erin May’s TikTok video in which she likened Dusk’s top-rated mattress to ‘sleeping on a marshmallow’, ...